I was going to say. Not a current user ATM, but there are defiantly people
with text+gzip SequenceFile(Text). It is nice to be able to work with
those, I was also at a shop that went hard for AVRO + Impala but since
switched off.

I also do not understand what is meant by "behind a query option" since the
version of Impala I had (CDH 5+6) would process all the above formats.

Edward

On Tue, Jun 19, 2018 at 11:59 AM, Lars Volker <l...@cloudera.com.invalid>
wrote:

> I'm in favor of removing unsupported code, especially when doing so makes
> development of the rest of the codebase easier and saves us cycles for
> maintaining it. On the other hand it would suck if users had come to rely
> on it and we break it, even though we recommend against it.
>
> We could make a reasonable effort to discover any users of the feature,
> e.g. by asking on user@ and by folks on this list checking other
> communication channels they might have access to.
>
> Cheers, Lars
>
> On Tue, Jun 19, 2018 at 8:26 AM Tim Armstrong
> <tarmstr...@cloudera.com.invalid> wrote:
>
> > I don't think we need to bump a major version to remove something that we
> > never claimed to support though. The docs are pretty clear:
> >
> >
> > https://impala.apache.org/docs/build/html/topics/impala_
> allow_unsupported_formats.html
> >
> > "An obsolete query option from early work on support for file formats. Do
> > not use. Might be removed in the future."
> >
> > On Mon, Jun 18, 2018 at 10:16 PM, Jim Apple <jbap...@cloudera.com.invalid
> >
> > wrote:
> >
> > > As for the time zone case, I’d like to be careful about versioning. If
> we
> > > remove Avro, that seems like a breaking changedeserving of a major
> > version
> > > bump.
> > >
> > > It might be worth taking a survey wider than dev@. User@ or the
> > customers
> > > of Impala packagers might be good places to start.
> > >
> > > On Mon, Jun 18, 2018 at 5:10 PM Tim Armstrong
> > > <tarmstr...@cloudera.com.invalid> wrote:
> > >
> > > > For a few years now we've had write support for Sequence, Avro and
> > > > compressed text hidden behind a query option. We haven't really made
> > any
> > > > progress on turning it into a supported feature, so I'm wondering if
> we
> > > > should remove the code and save some overhead of building, testing
> and
> > > code
> > > > maintenance.
> > > >
> > > > I know I've found it useful once or twice to generate test data but I
> > > don't
> > > > think this is enough to justify maintaining it.
> > > >
> > > > It seems like we should get it out of this in-between state - either
> > > delete
> > > > the code or get it to the point where it's supported and tested. If
> we
> > > > delete it, it's always possible for someone to resurrect it later.
> > > >
> > > > What do people think?
> > > >
> > > > - Tim
> > > >
> > >
> >
>

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